{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1864099188",
    "entityType": "Track",
    "nonce": "0xf9eaaaaac88ae4306a8bf895e98650d90c388c5eb370ad85a4e746ba9562161d",
    "signature": "0x753019a245401b12112df3b0294809dfa0f4aac9106d107a6044767a2b19da954b3c2a0fb93302d99880f765f77a70d0ae663e8662eb98660902a6aba5eba5971b",
    "signer": "0x47bF11DdE03594c25814c08592866D0B09eb566A",
    "userId": "597397433"
  }
}